The first pesticides relied on natural chemicals, such as those taken from chrysanthemum flowers is true
Answer:
The answer is
<h2>11.25 g/mL</h2>
Explanation:
The density of a substance can be found by using the formula

From the question
mass = 45 g
volume = 4 mL
Substitute the values into the above formula and solve for the density
We have

We have the final answer as
<h3>11.25 g/mL</h3>
Hope this helps you
Answer:
4 moles of aluminum and 6 moles of oxygen are produced
Answer:
last one
Explanation:
The elements classified as metalloids are boron, silicon, germanium, arsenic, antimony, tellurium, and polonium.